public VerticalPointerEntity(Shape shape, DataLayer lookupLayer, float maxDataValue)
: base(shape, new Vector3())
{
this.maxDataValue = maxDataValue;
Scaling(new Vector3(0.25f, 0.25f, 0.25f));
heightLookup = new RasterDatabaseLookup(lookupLayer);
}
public ShapeEntity(Shape shape, Vector3 centreOffset)
: base(shape.Bounds.Centre + centreOffset, shape.Bounds.Dimensions)
{
this.shape = shape;
}
public static Shape LoadShape(XmlDocument xml, Device gDevice)
{
XmlNode shapeEl = xml.SelectSingleNode("shape");
if (shapeEl != null)
{
string[] values = shapeEl.Attributes["scale"].InnerText.Split(' ');
Vector3 scale = new Vector3(float.Parse(values[0]), float.Parse(values[1]), float.Parse(values[2]));
// load all verts
XmlNodeList vertElList = shapeEl.SelectNodes("vertices");
List<VertexBuffer> vertList = new List<VertexBuffer>();
List<int> vertCountList = new List<int>();
List<VertexFormats> vFormats = new List<VertexFormats>();
Color clr1 = Color.LightBlue, clr2 = Color.Blue;
Vector3 clrScaled = new Vector3((clr1.R - clr2.R) / 255f, (clr1.G - clr2.G) / 255f, (clr1.B - clr2.B) / 255f);
float clrScale = 0.5f;
Vector3 min = new Vector3(float.MaxValue, float.MaxValue, float.MaxValue),
max = new Vector3(float.MinValue, float.MinValue, float.MinValue);
foreach (XmlElement vertsEl in vertElList)
{
// get origin
Vector3 origin = new Vector3();
if (vertsEl.Attributes["origin"] != null)
{
string[] xyz = vertsEl.Attributes["origin"].InnerText.Split(' ');
origin.X = float.Parse(xyz[0]);
origin.Y = float.Parse(xyz[1]);
origin.Z = float.Parse(xyz[2]);
}
string[] vertValues = vertsEl.InnerText.Split(new char[] { ' ', '\t', '\r', '\n' },
StringSplitOptions.RemoveEmptyEntries);
VertexBuffer vBuffer = new VertexBuffer(typeof(CustomVertex.PositionColored), vertValues.Length / 3,
gDevice, Usage.WriteOnly, CustomVertex.PositionColored.Format,
Pool.Managed);
CustomVertex.PositionColored[] verts = (CustomVertex.PositionColored[])vBuffer.Lock(0, LockFlags.None);
int valueIDx = 0;
for (int vIdx = 0; vIdx < verts.Length; vIdx++)
{
float x = (origin.X + float.Parse(vertValues[valueIDx++])) * scale.X;
float y = (origin.Y + float.Parse(vertValues[valueIDx++])) * scale.Y;
float z = (origin.Z + float.Parse(vertValues[valueIDx++])) * scale.Z;
if (x < min.X)
min.X = x;
if (x > max.X)
max.X = x;
if (y < min.Y)
min.Y = y;
if (y > max.Y)
max.Y = y;
if (z < min.Z)
min.Z = z;
if (z > max.Z)
max.Z = z;
// calc grad clr
float clrAmount = y * clrScale;
Color clr = Color.FromArgb(clr2.R + (int)(clrScaled.X * clrAmount * 255),
clr2.G + (int)(clrScaled.Y * clrAmount * 255),
clr2.B + (int)(clrScaled.Z * clrAmount * 255));
verts[vIdx] = new CustomVertex.PositionColored(x, y, z, clr.ToArgb());
}
vBuffer.Unlock();
vertList.Add(vBuffer);
vertCountList.Add(verts.Length);
vFormats.Add(CustomVertex.PositionColored.Format);
}
// load indices
XmlNodeList indexElList = shapeEl.SelectNodes("indicies");
List<IndexBuffer> indexList = new List<IndexBuffer>();
List<int> indexCountList = new List<int>();
List<int> vRefs = new List<int>();
List<PrimitiveType> primTypes = new List<PrimitiveType>();
List<int> primCounts = new List<int>();
foreach (XmlElement indicesEl in indexElList)
{
string[] indexValues = indicesEl.InnerText.Split(new char[] { ' ', '\t', '\r', '\n' },
StringSplitOptions.RemoveEmptyEntries);
IndexBuffer iBuffer = new IndexBuffer(typeof(int), indexValues.Length, gDevice, Usage.WriteOnly, Pool.Managed);
int[] indices = (int[])iBuffer.Lock(0, LockFlags.None);
for (int i = 0; i < indices.Length; i++)
{
indices[i] = int.Parse(indexValues[i]);
}
iBuffer.Unlock();
indexList.Add(iBuffer);
indexCountList.Add(indices.Length);
vRefs.Add(int.Parse(indicesEl.Attributes["v"].InnerText));
primTypes.Add(PrimitiveType.TriangleList);
primCounts.Add(indices.Length / 3);
}
Shape shape = new Shape(null, vertList.ToArray(), indexList.ToArray(),
vertCountList.ToArray(), indexCountList.ToArray(),
vRefs.ToArray(), primTypes.ToArray(), vFormats.ToArray(),
primCounts.ToArray(), new BoundingBox(min, max));
return shape;
}
return null;
}
